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/*
* Copyright (C) 2020 MERA
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "TelemetryWorker.h"
#include <QDebug>
#include <nlohmann/json.hpp>
#include <time.h>
#include <stdlib.h>
#include <libcloudproxy.h>
/*
left up: 56.327 43.981
right up: 56.327 44.03
right bottom: 56.3 44.03
left bottom: 56.3 43.981
start: 56.321674 44.006383
top: 56.329702 44.021352
diff -0.008028 -0.014969
coeff lon/lat = 1,8646
https://gps-coordinates.org/distance-between-coordinates.php
*/
static double drand(double min, double max)
{
double f = (double)rand() / RAND_MAX;
return min + f * (max - min);
}
void TelemetryWorker::send()
{
const double lat_top{56.329702};
const double lon_lat_coef{1.8646};
const double lat_step{0.001}, lon_step{lat_step*lon_lat_coef};
if (direction == 0 && lat >= lat_top)
{
direction = 1;
qDebug() << "Change direction to " << direction;
}
else if (direction == 1 && lat <= init_lat)
{
direction = 2;
qDebug() << "Change direction to " << direction;
}
else if (direction == 2 && lat <= (init_lat - (lat_top - init_lat)))
{
direction = 3;
qDebug() << "Change direction to " << direction;
}
else if (direction == 3 && lat >= init_lat)
{
direction = 0;
qDebug() << "Change direction to " << direction;
}
if (direction == 0)
{
lat += lat_step;
lon += lon_step;
}
else if (direction == 1)
{
lat -= lat_step;
lon += lon_step;
}
else if (direction == 2)
{
lat -= lat_step;
lon -= lon_step;
}
else if (direction == 3)
{
lat += lat_step;
lon -= lon_step;
}
nlohmann::json jmsg{
{"tele_ver", "1.0"},
{"lat", lat},
{"lon", lon},
{"alt", (size_t)(alt + drand(0, 10))},
{"speed", (size_t)(speed + drand(20, 30))},
{"ts", time(nullptr)}
};
{
//WARN: remove
const auto& msg{jmsg.dump()};
qDebug() << "TelemetryWorker: " << msg.c_str();
}
if (cloudproxyclient)
qDebug() << "TelemetryWorker: cloud sendMessage result: " << cloudproxyclient->sendMessage(jmsg.dump());
}
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